Microscope stand



FIG. 1 is an upper right perspective view of a microscope stand showingmy new design, the broken lines are not part of the claimed design;

FIG. 2 is an upper right rear perspective view thereof;

FIG. 3 is an upper right front perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; the left side is amirror image thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof, the dashed region is flat,unornamented and not claimed as part of my design.

The ornamental design for a microscope stand, as shown and described.